Element block pseudo-element :after generated with display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 0px rgba(0,0,0,1) solid transition margin 0px box-sizing content-box border-radius font-weight normal font-size 16px height auto padding 20px cursor default overflow hidden position static background transform line-height 1 float none z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px